package hello;


public class Test2 {
	public static void main(String[] args) {
		/*Scanner in = new Scanner(System.in);
		System.out.println("请输入你的成绩");
		int a = in.nextInt();
		String grade;
		if(a>=80)
			if(a>=90) grade="优秀";
			else grade="良好";
		else if(a>=60) grade="合格";
		     else grade="不合格";
		System.out.println("您的等级是:" + grade);*/
		
		
		float a,b,x;
	    a=Float.parseFloat(args[0]);
		b=Float.parseFloat(args[1]);
		x=-b/a;
		System.out.println(a);
		System.out.println(b);
		System.out.println(x);
	}
}
